微信小程序酒店选择日期和入住人数（有效果图）

效果图

app.vue

	onLaunch:function(options){
		this.defaultcache()
	}
	defaultcache(){
		// 入住信息缓存
		var arr = this.getDateTime();
		var ReserVation = {
			reservType:0,//1  人数  2日期
			InCheckin:{},//入离日期
			peopleArr:[
				{title:'成人',num:2},
				{title:'儿童',num:0},
				{title:'宝子',num:1},
				{title:'房间数',num:1},
			],//入住人数
			IntimeCur:[
				{len:0,str:0},
				{len:0,str:0}
			],//选择日期
			timeDataArr:[],//日期数组
		}
		ReserVation.timeDataArr = arr[0]
		ReserVation.IntimeCur = arr[1]
		ReserVation.InCheckin = arr[2][0]
		uni.setStorageSync('ReserVation',ReserVation)
	},
	// 获取日期
	getDateTime(){
		var that = this
		var showY = 3;//显示几个月
		var timeData = [];//日期数组
		var timestamp = Date.parse(new Date());
		var date = new Date(timestamp);
		//年
		var Y = date.getFullYear();
		//月  
		var M = date.getMonth() + 1;
		//日
		var D = date.getDate();
		// 周几和月份天数
		var time = {};
		var Yday = 0,Mday = 0,data = {},param = {},toDays = 2;//toDays	默认住几天
		for(let i = 0;i < showY;i++){
			if(12 < (M + i)){
				Yday = Y + 1
				Mday = (M + i) - 12
			}else{
				Yday = Y
				Mday = M + i
			}
			time = that.getDaysInMonth(Yday,Mday)
			data = {year:Yday,moon:Mday,arr:[],days:time.days,Z:time.Z}
			for(let k = 0;k < time.Z;k++){
				data.arr.push({date:''});
			}
			for(let j = 0;j < time.days;j++){
				param = {};
				param.date = j + 1;
				param.Z = that.getDaysInMonth(Yday,Mday,param.date)
				param.price = 0;
				if(i == 0 && (j + 1) < D){
					param.status = 1
				}else if(i == 0 && (j + 1) == D){
					param.status = 2
				}
				data.arr.push(param)
			}
			timeData.push(data)
		}
		var start = {
			len:0,str:D
		};
		// if(that.timeData[start.len].days < (D + 1)){
		// 	start.len = 1
		// 	start.str = 0
		// }
		var end = {
			len:0,str:D + toDays - 1
		}
		if(timeData[end.len].days < end.str){
			end.str = end.str - timeData[end.len].days
			end.len = 1
		}
		start.str = start.str + parseInt(timeData[start.len].Z) - 1
		end.str = end.str + parseInt(timeData[end.len].Z) - 1
		var timeCur = [
			start,
			end
		]
		var Checkin = {
			start_Y:timeData[timeCur[0].len].year,
			start_M:timeData[timeCur[0].len].moon,
			start_D:timeData[timeCur[0].len].arr[timeCur[0].str].date,
			start_Z:timeData[timeCur[0].len].arr[timeCur[0].str].Z,
			end_Y:timeData[timeCur[1].len].year,
			end_M:timeData[timeCur[1].len].moon,
			end_D:timeData[timeCur[1].len].arr[timeCur[1].str].date,
			end_Z:timeData[timeCur[1].len].arr[timeCur[1].str].Z,
			days:toDays,
		}
		return [timeData,timeCur,[Checkin]];
	},
	// 获取周几和月份天数
	getDaysInMonth(Y,M,D){
		if(D){
			return this.getWeekByDate(`${Y}-${M}-${D}`,true)
		}
		//一号周几
		var Z = this.getWeekByDate(`${Y}-${M}-1`);
		// 月份天数
		var days = new Date(Y, M, 0).getDate();
		return {Z,days}
	},
	// 返回周几
	getWeekByDate(dates,status){
	  let show_day = status?['周日', '周一', '周二', '周三', '周四', '周五', '周六']:['0', '1', '2', '3', '4', '5', '6'];
	  let date = new Date(dates);
	  date.setDate(date.getDate());
	  let day = date.getDay();
	  return show_day[day];
	},
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page-reservation.vue

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需要引入的.vue

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默认选择当天和明天
入住一次性最多选择三十天
默认获取三个月日期数组

存储信息
InCheckin 选择的日期信息
IntimeCur 组件选择的日期
peopleArr 入住人数信息
timeDataArr 显示的日历

引入的组件库ColorUI组件库

用的是uni-app

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